Booboo16
Booboo16
14-01-2015
Mathematics
Answered
Simplify this expression! (27)^-2/3
Answer :
Аноним
Аноним
14-01-2015
The answer is 243
so first it is 1/27^2/3
then you multiply
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crisforp
crisforp
14-01-2015
( 3 ^ 3 )^ ( - 2 / 3 ) = 3 ^ [ 3 * ( - 2 / 3 )] = 3 ^ ( - 2 ) = 1 / ( 3 ^ 2 ) = 1 / 9 = 0.11
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